No
you don't need a jacket based on the weather in Rohnert Park, CA, USA 1 second ago
67°F19°C & Mostly Clear
Wind is 2 mph4 km/h from the Southwest, gusting to 4 mph7 km/h
| September 18 | ||||
| 2am | 67°F19°C | 1 mph2 km/h Northwest | Mostly Clear | |
| 3am | 65°F18°C | 2 mph3 km/h West | Partly Cloudy | |
| 4am | 64°F18°C | 4 mph6 km/h South | Mostly Cloudy | |
| 5am | 62°F17°C | 1 mph2 km/h Southeast | Mostly Cloudy | |
| 6am | 61°F16°C | 4 mph6 km/h South | Partly Cloudy | |
| 7am | 61°F16°C | 3 mph5 km/h Southeast | Cloudy | |
| 8am | 60°F16°C | 3 mph5 km/h Southeast | Cloudy | |
| 9am | 59°F15°C | 2 mph3 km/h Southeast | Cloudy | |
| 10am | 59°F15°C | 2 mph3 km/h Southeast | Cloudy | |
| 11am | 60°F16°C | 2 mph3 km/h Southeast | Cloudy | |
| 12pm | 64°F18°C | 2 mph4 km/h South | Cloudy | |
| 1pm | 68°F20°C | 3 mph5 km/h South | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 52°F11°C | 91°F33°C | 3 mph4 km/h from Southwest | Clear | Partly Cloudy |
| September 18 | 59°F15°C | 79°F26°C | 5 mph8 km/h from Southwest | Cloudy | Mostly Cloudy |
| September 19 | 59°F15°C | 75°F24°C | 4 mph7 km/h from South | Partly Cloudy | Partly Cloudy |
| September 20 | 57°F14°C | 77°F25°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
| September 21 | 57°F14°C | 80°F27°C | 4 mph7 km/h from Southwest | Mostly Clear | Clear |
| September 22 | 58°F14°C | 86°F30°C | 4 mph7 km/h from Southwest | Clear | Mostly Clear |
| September 23 | 59°F15°C | 80°F27°C | 4 mph6 km/h from Southwest | Rain | Mostly Cloudy |
No
Low of 59°F15°C, High of 79°F26°CWind: 5 mph8 km/h
Precipitation: 5% rain